Khodmordegi baa haale tahavo!

It has been around 2 hrs that I am trying to plot a contour graph using GNUPLOT and I can't!!!!!!!!
Its bullshit!!!!!
For god's sake how can I make grid data out of nongrid data?
I have tried all the commands and know I feel vomiting on this monitor!!!!!!!!!!!and u know what is the problem?I never ask anyone and I dont stop unless I get the answer.So, its easy to imagin how do i look like now ...

I guess it's better to leave and take rest for a while.
I have been losing my mind and my heart and my dreams and ...

Bye!